A Study on the Assisted Software of Urban Afforestation Tree Species Distribution Ⅰ.The Computer Information Index System of Urban Afforestation Tree Species and Required Data

The assisted software of urban afforestation tree species distribution is to apply computer technology to urban forestry.In accordance with the requirement of computer management the structure of information index system of urban afforestation tree species and required data are set up, which lay a foundation for the assisted software research.